1. A Survey of the thermal conductance of metallic contacts;Wong,1968
2. Bibliography on thermal metallic contact conductance;Atkins;N.A.S.A. Technical Memorandum TM X-53227,1965
3. H. Grober, S. Erk and U. Grigull, Fundamentals of Heat, 3rd edn., pp. 133–136, equation 6.14. McGraw-Hill.
4. Heat and Mass Transfer;Eckbrt,1959